4pcs F#1l Injectors INP780 & INP781 fit Mazda Protege 1.8/2.0L 99-02 842-12285

Fuel Injectors for Mazda

This set of fuel injectors delivers atomized gasoline into the combustion chamber to support efficient fuel combustion, referencing part numbers INP780, INP781, and 842-12285.

Overview

This fuel injectors set is engineered to replace clogged or leaking factory units in compact passenger cars. By restoring proper spray patterns, this fuel injectors set eliminates cylinder misfires, rough idling, and poor acceleration. DIYers and professional mechanics can use this fuel injectors set to improve fuel economy and lower tailpipe emissions.

Built For Performance

• Internal sealing rings prevent fuel leakage when the engine is turned off.
• Precision-ground metering orifices deliver exact fuel amounts for stable combustion.
• Corrosion-resistant metal body ensures long-lasting durability in harsh engine bays.
• Plug-and-play wiring connectors match the original vehicle harness.

Fits These Machines

• for Mazda Protege 1.8L 1999 to 2002
• for Mazda Protege 2.0L 1999 to 2002

On-The-Job Use

• Resolving engine misfires and rough idling caused by dirty or failing fuel injectors.
• Optimizing tailpipe emissions to help vehicles pass emissions testing.
• Restoring lost engine power and fuel efficiency during high-mileage tune-ups.

Specs At A Glance

Good To Know

Q: Do these injectors come with pre-installed O-rings? A: Yes, these injectors are supplied with fresh, pre-installed upper and lower sealing O-rings for a leak-free installation.

Q: Is it necessary to replace all four injectors at the same time? A: Replacing them as a matched set of four is highly recommended to ensure balanced fuel delivery across all cylinders.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.